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summary{min-height:4.25rem;color:var(--dive-foam);font-family:var(--dive-font-display);cursor:pointer;text-transform:uppercase;padding:1.35rem 1.5rem;list-style-position:inside}.spoiler-panel[open] summary{border-bottom:1px solid var(--dive-coral);color:var(--dive-coral)}.spoiler-panel ol{counter-reset:sample-answer;margin:0;padding:0;list-style:none}.spoiler-panel li{border-top:1px solid var(--dive-line);counter-increment:sample-answer;grid-template-columns:minmax(0,1fr) auto;gap:.55rem 1.5rem;padding:1.25rem 1.5rem;display:grid}.spoiler-panel li:first-child{border-top:0}.spoiler-panel li>span{color:var(--dive-muted);line-height:1.6}.spoiler-panel li>span:before{color:var(--dive-cyan);content:counter(sample-answer, decimal-leading-zero) " / "}.spoiler-panel li strong{color:var(--dive-sand);text-align:right;text-transform:uppercase}.spoiler-panel li small{grid-column:1/-1}.dive-empty-state{border:1px solid var(--dive-coral);background:repeating-linear-gradient(-45deg, transparent 0 1rem, #ff4f870d 1rem 2rem), var(--dive-deep);margin-bottom:clamp(3rem,7vw,5rem);padding:clamp(1.5rem,5vw,3.5rem)}@keyframes surface-drift{0%{transform:translate(-1.5%)}to{transform:translate(1.5%)}}@keyframes bubble-rise{0%{opacity:0;transform:translate(0,0)}18%{opacity:.7}82%{opacity:.35}to{opacity:0;transform:translate(2rem,-90dvh)}}@keyframes sonar-pulse{0%,to{opacity:.22;transform:translate(-50%,-50%)scale(.92)}50%{opacity:.48;transform:translate(-50%,-50%)scale(1)}}@media (width<=760px){:root{--dive-chrome-height:3.75rem}.dive-nav{grid-template-columns:1fr auto;padding-inline:1rem}.dive-links,.depth-rail{display:none}.dive-stage{min-height:calc(100dvh - var(--dive-chrome-height));box-shadow:inset 0 0 0 3px var(--dive-abyss), inset 0 0 0 4px var(--dive-cyan-dark), inset 0 -7rem 8rem #010713b3;padding:7.25rem 1rem 3.5rem}.dive-page-banner .dive-stage--banner{min-height:24rem;padding-block:6.5rem 3rem}.canvas-status{white-space:nowrap;top:4.15rem}.stage-hud{padding-inline:.75rem;font-size:.5625rem;top:.25rem;left:.25rem;right:.25rem}.sonar{width:min(130vw,36rem)}.stage-intro h1{text-shadow:.035em 0 var(--dive-coral), -.035em 0 var(--dive-cyan), 0 .08em 0 var(--dive-abyss);font-size:clamp(3rem,17vw,5.5rem)}.dive-title-secondary{letter-spacing:.14em;font-size:1rem}.stage-kicker{margin-bottom:1.15rem}.begin-button{width:min(100%,26rem);min-width:0}.intro-console{width:100%}.question-stage,.result-stage{padding:1.15rem}.answer-row{grid-template-columns:1fr}.answer-row button{width:100%}.rarity-reveal{grid-template-columns:1fr 1fr}.rarity-reveal>span:nth-child(3){grid-column:1/-1}.result-stats{grid-template-columns:1fr}.result-stats span+span{border-top:1px solid var(--dive-line)}.dive-footer{text-align:center;grid-template-columns:1fr;justify-items:center}.dive-footer p{text-align:center}.dive-hub-grid,.answer-date-grid{grid-template-columns:1fr}.dive-hub-card p{min-height:0}.spoiler-panel li{grid-template-columns:1fr}.spoiler-panel li strong{text-align:left}}@media (width<=430px){.dive-shell,.dive-main,.dive-hero,.dive-stage{max-width:100vw}.dive-wordmark{font-size:.85rem}.streak-readout{padding-inline:.55rem;font-size:.7rem}.dive-stage[data-phase=intro]{min-height:calc(100dvh - var(--dive-chrome-height));padding:6.85rem .9rem 2.25rem}.stage-hud{grid-template-columns:1fr auto}.stage-hud .topic-readout{display:none}.stage-intro h1{letter-spacing:0;font-size:clamp(3.05rem,16vw,4.3rem)}.stage-count{max-width:20rem;font-size:.75rem}.intro-console{letter-spacing:.06em;font-size:.58rem}.begin-button,.question-stage button,.result-stage button,.answer-row input{min-height:52px}.begin-button{width:100%;font-size:1rem}.timer-toggle{min-height:44px}.question-meta{margin-bottom:1.25rem}.question-stage,.result-stage{width:100%;max-width:calc(100vw - 1.8rem)}.result-actions,.result-actions button{width:100%}}@media (height<=680px) and (width>=761px){.dive-stage{min-height:42rem;padding-block:4.5rem 3rem}.stage-intro h1{font-size:clamp(4rem,13vh,6.5rem)}.stage-count{margin-block:.65rem 1rem}.timer-toggle,.model-note{margin-top:.8rem}}@media (prefers-reduced-motion:reduce){.dive-shell *,.dive-shell :before,.dive-shell :after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}